檫木幼林施肥效应研究初报

Preliminary Report of Study on Effect of Fertilizer Applying for Young Stands of Sassafras Tsumu

摘要:

对檫木幼林进行复合肥施肥试验,4 a定期观测和系统分析结果表明:施肥对苗木生长效果显著,能有效促进幼林地径、树高和冠幅的生长量;施肥具有明显的后滞现象;不同施肥剂量之间差异不显著.

Abstract:

The test on compound fertilizer was conducted for young stands of Sassafras Tsumu, the result from periodic observation and systematic analysis among 4 years showed that application of fertilizer presented obvious effect to growth of seedling which can effectively promote increment of the young stands in ground diameter, tree height and crown; and the application of fertilizer had obvious later appearance; the difference was not obvious with different dosage among the application of fertilizer.